/***************************************************************************
 *
 * Copyright (c) 2013 Baidu, Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 **************************************************************************/
// Author: Wen Xiang <bigflow-opensource@baidu.com>
//
// Use pthread_rwlock_t as guard, in case Reflection is used in multi-thread Environment
// along with dlopen.

#include "flume/util/reflection.h"

#include <pthread.h>

namespace baidu {
namespace flume {
namespace util {

static pthread_rwlock_t s_rwlock = PTHREAD_RWLOCK_INITIALIZER;

TypeRegisterGuard::TypeRegisterGuard() {
    pthread_rwlock_wrlock(&s_rwlock);
}

TypeRegisterGuard::~TypeRegisterGuard() {
    pthread_rwlock_unlock(&s_rwlock);
}

TypeLookupGuard::TypeLookupGuard() {
    pthread_rwlock_rdlock(&s_rwlock);
}

TypeLookupGuard::~TypeLookupGuard() {
    pthread_rwlock_unlock(&s_rwlock);
}

}  // namespace common
}  // namespace flume
}  // namespace baidu


